在鼠标模型中,Nb4C3MX酶通过清理ROS来减弱MASH
Shuying He1, Yuerong Lv1, Zixian Gao1
1Department of Gastroenterology, First Affiliated Hospital of Guangzhou Medical University, Guangzhou Medical University, Guangzhou city, Guangdong Province, People's Republic of China.
与代谢功能障碍相关的脂肪肝炎 (MASH) 是一个越来越令人担忧的问题. 碳化 (Nb4C3) MXene纳米酶通过减少氧化应激和炎症,在治疗MASH方面表现有前途.
科学领域:
- 生物材料科学 生物材料科学
- 纳米医学是一种纳米医学.
- 肝病学 肝病学是一种肝病学.
背景情况:
- 由于饮食不良和久坐不动的生活方式,代谢功能障碍相关的脂肪肝炎 (MASH) 发病率正在上升.
- MASH的特点是脂质积累,氧化应激和炎症,这给治疗带来了挑战.
研究的目的:
- 调查二维碳化物 (Nb4C3) MXene纳米酶 (MXenzymes) 在MASH治疗中的潜力.
- 在MASH模型中评估Nb4C3 MXenzymes的抗氧化,抗炎和生物安全性质.
主要方法:
- 开发了Nb4C3 MXene纳米酶.
- 用Nb4C3给甲素-胆缺乏饮食 (MCD) 诱导的小鼠MASH模型.
- 评估脂质积累,氧化应激 (ROS),炎症和巨细胞两极分化.
主要成果:
- Nb4C3 MX酶证明了生物安全性和抗脂质过氧化活性.
- Nb4C3显著降低了ROS和益炎性细胞因子水平,抑制了肝细胞脂质积累和炎症.
- 通过减轻氧化应激和炎症,Nb4C3促进了M1到M2巨细胞的两极分化.
结论:
- Nb4C3 MX酶作为MASH治疗的多功能生物活性材料.
- 在MASH模型中,Nb4C3强大的抗氧化和抗炎活性有效地减轻肝肥和炎症.
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